// This is version 2 of lab test #3 for lab section D2.
// You are to add two new methods to the List class, found on the G: drive.
// Information on the methods to add can be found below.
// Submit files List.h and List.cpp using the submit program provided.

#include "stdstuff.h"
#include "List.h"

void realMain () {

  List list;

  for (int i = 0; i < 15; i++) {
    list.insert ((i * i) - (8 * i) + 2);
  }

  list.outputList ();

  // Method "sumEvenValues" returns the sum of the nodes in the list containing even values.
  // Note that "containing" refers to the *contents* of the node, not its position in the list.
  // If the list has no even values, it returns 0.
  // You are to add this method to class "List".  
  // Note that your method should work properly in all circumstances, not just for this
  // particular list.  (Feel free to add additional test cases.)
  cout << "\nThe sum of even values in the list is: " << list.sumEvenValues() << "\n\n";

  // Method "deleteEveryThirdNode" deletes the 3rd, 6th, 9th, etc. node of the list.
  // Note that the list starts with the first (not "zeroth") node.
  // If the list has fewer than three nodes, this method has no effect.
  // You are to add this method to class "List".
  // Note that your method should work properly in all circumstances, not just for this
  // particular list.  (Feel free to add additional test cases.)
  list.deleteEveryThirdNode();

  cout << "After deleting every third value, ";
  list.outputList ();
  cout << "\n";

}


int main () {

  try {
    realMain ();
  }
  catch (exception &e) {
    cout << "Exception occurred " << e.what() << endl;
  }
  pause();
  return 0;

}